Abstract
A new methylsteroid of the cycloartane series has been isolated from the epigeal part ofAstragalus orbiculatus Ledeb. (Leguminosae); it has the structure of a (23R,24S)-16β,23; 16α,24-diepoxycycloartane-3β,6α,25-tetraol.
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Literature cited
M. A. Agzamova, M. I. Isaev, M. B. Gorovits, and N. K. Abubakirov, Khim. Prir. Soedin., 837 (1987).
M. I. Isaev, M. B. Gorovits, and N. K. Abubakirov, Khim. Prir. Soedin., 431 (1985).
M. A. Agzamova, M. I. Isaev, M. B. Gorovits, and N. K. Abubakirov, Khim. Prir. Soedin., 455 (1986).
Additional information
Institute of the Chemistry of Plant Substances, Uzbek SSR. Academy of Sciences, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, Vol. 6, pp. 809–812, November–December, 1989.
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Agzamova, M.A., Isaev, M.I., Gorovits, M.B. et al. Triterpene glycosides of Astragalus and their genins. XXXI. Cycloorbigenin B from Astragalus orbiculatus. Chem Nat Compd 25, 688–690 (1989). https://doi.org/10.1007/BF00598266
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DOI: https://doi.org/10.1007/BF00598266